Geotechnics and Heritage: Case Histories by Emilio Bilotta, Alessandro Flora, Stefania Lirer, Carlo

By Emilio Bilotta, Alessandro Flora, Stefania Lirer, Carlo Viggiani

Conservation of monuments and historical websites is among the so much hard difficulties dealing with sleek civilization. It contains a variety of cultural, humanistic, social, technical, within your budget and administrative elements, intertwining in inextricable styles. The complexity of the subject is such that directions or strategies for intervention ideas and layout methods are tricky to set.

The Technical Committee at the renovation of Monuments and old websites (named TC19) was once proven by means of the overseas Society of Soil Mechanics and Geotechnical Engineering (ISSMGE) in 1981, is supported by way of the Italian Geotechnical Society (AGI), and renamed TC301 in 2010. Geotechnics and Heritage, collects proper case histories at the position of geotechnical engineering within the protection of monuments and historical websites, and is an addition to the court cases of the 2 foreign Symposia geared up via the Committee in Napoli in 1994 and 2013. The contributions within the booklet end up the numerous position geotechnical engineering performs in conservation of historical construction and monuments.

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Geotechnics and Heritage: Case Histories

Conservation of monuments and historical websites is without doubt one of the such a lot demanding difficulties dealing with sleek civilization. It consists of numerous cultural, humanistic, social, technical, cost-efficient and administrative components, intertwining in inextricable styles. The complexity of the subject is such that instructions or suggestions for intervention ideas and layout methods are tough to set.

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The surface trace of the seismogenic fault reached the length of 15 km and an average drop of 60 cm (Papazachos & Papazachou 2003). 9, Athens (Imax IX) The most recent earthquake caused 143 deaths, about 800 injuries and about 40 collapsed buildings (Elenas, 2003). The seismogenic fault has not a surficial appearance, and although the epicenter was about 20 km from the center of Athens no serious damage occurred at Acropolis. , 2003) to estimate PGA. Figure 28 shows a geological map of the hill (Higgins & Higgins 1996).

Relatively characteristic examples are seen in the restoration of the coffered ceilings of the central building of the Propylaia (Fig. 4). • Quality of construction. It is particularly important that a high quality of construction be maintained in the interventions in all phases of the work, for both structural and anti-seismic reasons. As in the ancient construction, exceedingly careful working of the contact surfaces and the perfect contact between the blocks insures the development of friction forces between them and through them the cohesion of the building.

All the known active faults are more than 10 km away from the center of Athens and are of short length, implying that the earthquakes originated by them are only felt in Athens, with no damage at all. So, it seems from the systematic historical studies and the recent earthquakes that the seismic hazard in the center of Athens is rather low. 6 are to be expected from possible movements of the Attiki mapped faults. Athens suffered from historical and instrumental earthquakes from these areas. indb 30 5/4/2013 10:13:34 AM 427-426 BC, Orchomenos (Imax VII).

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